| Market Electrics | 0191 386 9101 | | Durham Indoor Market, Market Place, Durham, DH1 3NJ |  Map & Directions |
| Currys | 0870 609 7323 | | Unit F, Arnison Retail Centre, Pity Me, Durham, DH1 5GB | | Map & Directions |
| Zone Security Systems | 0191 526 9000 | | 126 Elemore Lane, Easington Lane, Houghton Le Spring, DH5 0QE | | Map & Directions |
| M.F Alarms & Electrics | 0191 584 1485 | | 90 Queensway, Houghton Le Spring, DH5 8EP | | Map & Directions |
| Tyne & Wear Electrical Supplies Ltd | 0191 410 4899 | | Unit 8a First Avenue, Drum Industrial Estate, Chester Le Street, DH2 1AG | | Map & Directions |
| Hawk Security | 0191 584 9597 | | Unit 24, Philadelphia Complex, Philadelphia, Houghton Le Spring, DH4 4UG | | Map & Directions |
| Esh Laude Consultants | 0191 373 9431 | | School House, Front Street, Quebec, Durham, DH7 9DF | | Map & Directions |
| Iba Fabrication | 01207 504077 | | 10 Ridley Street, Derwentdale Industrial Estate, Consett, DH8 8PZ | | Map & Directions |
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